diff --git a/appveyor.yml b/appveyor.yml
index cdf0ee1b..11fcf43c 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -7,6 +7,14 @@ environment:
     PLATFORMTOOLSET: "v142"
 
   matrix:
+    - BUILD_TYPE: "Release"
+      COMPILER: MSVC15
+      PLATFORM: "x64"
+      PYTHON_VERSION: 310-x64
+      CONDA_INSTALL_LOCN: C:\\Miniconda38-x64
+      WITH_MPFR: yes
+      WITH_MPC: yes
+      WITH_LLVM: yes
     - BUILD_TYPE: "Release"
       COMPILER: MSVC15
       PLATFORM: "Win32"
@@ -38,14 +46,6 @@ environment:
       PYTHON_VERSION: 311-x64
       WITH_NUMPY: no
       CONDA_INSTALL_LOCN: C:\\Miniconda38-x64
-    - BUILD_TYPE: "Release"
-      COMPILER: MSVC15
-      PLATFORM: "x64"
-      PYTHON_VERSION: 310-x64
-      CONDA_INSTALL_LOCN: C:\\Miniconda38-x64
-      WITH_MPFR: yes
-      WITH_MPC: yes
-      WITH_LLVM: yes
 
 install:
 - set PYTHON_SOURCE_DIR=%CD%
@@ -56,7 +56,7 @@ install:
 - set "CONDA_DEPS=mpir=3.0.0 vc=14"
 - if [%WITH_MPFR%]==[yes] set "CONDA_DEPS=%CONDA_DEPS% mpfr=3.1.5"
 - if [%WITH_MPC%]==[yes] set "CONDA_DEPS=%CONDA_DEPS% mpc=1.0.3"
-- if [%WITH_LLVM%]==[yes] set "CONDA_DEPS=%CONDA_DEPS% llvmdev=4.0"
+- if [%WITH_LLVM%]==[yes] set "CONDA_DEPS=%CONDA_DEPS% llvmdev=5.0"
 - set "CONDA_DEPS=%CONDA_DEPS% -c conda-forge"
 - if [%BUILD_TYPE%]==[Debug] set "CONDA_DEPS=%CONDA_DEPS% -c symengine/label/debug"
 - conda create -n deps --yes %CONDA_DEPS%
diff --git a/symengine_version.txt b/symengine_version.txt
index 57395265..85aea0cb 100644
--- a/symengine_version.txt
+++ b/symengine_version.txt
@@ -1 +1 @@
-8a3bc848cd8246a4c15eee9bddc15de0d1157812
+e82057046de6cbba381360ebcd3955c60358ecdc